Download Etcher from https://etcher.io/. Double-click the *.exe file in Windows and follow the Etcher setup wizard. Run Etcher in Administrator Mode: right-click on Etcher and choose ‘Run as administrator’.

macOS

Download Etcher from https://etcher.io/. Drag the Etcher app to your Applications folder on a Mac and double-click to open it.

Linux

Download the AppImage file from https://etcher.io/. App Images are self-contained runtimes that do not require manual installation or root. They will run on pretty much every distro out there. After the download is complete, double-click the image to run it.

Download a prebuilt MODEP OS image from here. If the image comes in *.zip format, unzip the file after it has downloaded. Double-click the file on Mac or Linux (or use unzip in a terminal window). In Windows, right-click the file and choose Extract All.

Launch Etcher. Click Select Image button. Use the file manager window to locate the image you unzipped in the previous step. Click Open. The image will appear under Select Image, and Connect a drive will highlight red.